Question: What is {end time} and {start time} of {{Boeing 747} has {operator} as {Air Algérie}} ?
Paraphrase: What is {conclusion time} and {begin time} of {{Boeing 747} has {administrator} as {Discuss Algérie}} ?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q1251693 wdt:P27 ?X . ?X wdt:P1082 ?answer}
Answer: 331449281